static int on_request_recv(nghttp2_session *session,
http2_session_data *session_data,
http2_stream_data *stream_data) {
int fd;
nghttp2_nv hdrs[] = {MAKE_NV(":status", "200")};
char *rel_path;
if (!stream_data->request_path) {
if (error_reply(session, stream_data) != 0) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
return 0;
}
fprintf(stderr, "%s GET %s\n", session_data->client_addr,
stream_data->request_path);
if (!check_path(stream_data->request_path)) {
if (error_reply(session, stream_data) != 0) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
return 0;
}
for (rel_path = stream_data->request_path; *rel_path == '/'; ++rel_path)
;
fd = open(rel_path, O_RDONLY);
if (fd == -1) {
if (error_reply(session, stream_data) != 0) {
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
return 0;
}
stream_data->fd = fd;
if (send_response(session, stream_data->stream_id, hdrs, ARRLEN(hdrs), fd) !=
0) {
close(fd);
return NGHTTP2_ERR_CALLBACK_FAILURE;
}
return 0;
}
bool CHttpServer::process(SOCKET sock)
{
m_sock = sock;
// First of all, make socket non-blocking
#if defined(WINDOWS_PLATFORM)
unsigned long optval = 1;
if(::ioctlsocket(m_sock, FIONBIO, &optval) == SOCKET_ERROR) {
RAWLOG_ERROR1("Can not set non-blocking socket mode: %d", RHO_NET_ERROR_CODE);
return false;
}
#else
int flags = fcntl(m_sock, F_GETFL);
if (flags == -1) {
RAWLOG_ERROR1("Can not get current socket mode: %d", errno);
return false;
}
if (fcntl(m_sock, F_SETFL, flags | O_NONBLOCK) == -1) {
RAWLOG_ERROR1("Can not set non-blocking socket mode: %d", errno);
return false;
}
#endif
// Read request from socket
ByteVector request;
String method, uri, query;
HeaderList headers;
String body;
if (!parse_request(method, uri, query, headers, body)) {
RAWLOG_ERROR("Parsing error");
send_response(create_response("500 Internal Error"));
return false;
}
RAWLOG_INFO1("Process URI: '%s'", uri.c_str());
return decide(method, uri, query, headers, body);
}
static void
handle_app_chooser_close (AppChooserDialog *dialog,
gpointer data)
{
AppDialogHandle *handle = data;
GAppInfo *info;
info = app_chooser_dialog_get_info (dialog);
if (info != NULL)
{
const char *desktop_id = g_app_info_get_id (info);
handle->response = 0;
handle->chosen = g_strndup (desktop_id, strlen (desktop_id) - strlen (".desktop"));
}
else
{
handle->response = 1;
handle->chosen = NULL;
}
send_response (handle);
}
void wait_for_connected() {
pthread_t workThread;
//start sending thread
pthread_create(&workThread, NULL, send_ready_func, NULL);
//wait for FTM alive
char buf[BUF_SIZE];
while(1) {
serial_read(buf);
if(!strncasecmp(buf, "FTM Alive", 9)) {
PRINT_LOG("usb cable connected\n");
connected = 1;
break;
}
}
pthread_join(workThread, NULL);
//special response
send_result("Recv:\r\nusb cable connected\r\n");
send_response(NULL, 0);
}
LOCAL void ICACHE_FLASH_ATTR eventCB(System_Event_t *event) {
switch(event->event) {
case EVENT_STAMODE_CONNECTED:
os_printf("Event: EVENT_STAMODE_CONNECTED");
break;
case EVENT_STAMODE_DISCONNECTED:
os_printf("Event: EVENT_STAMODE_DISCONNECTED");
break;
case EVENT_STAMODE_AUTHMODE_CHANGE:
os_printf("Event: EVENT_STAMODE_AUTHMODE_CHANGE");
break;
case EVENT_STAMODE_GOT_IP:
os_printf("Event: EVENT_STAMODE_GOT_IP");
//os_printf("IP: %d.%d.%d.%d\n", IP2STR(&event->event_info.got_ip.ip));
//setupTCP();
break;
case EVENT_SOFTAPMODE_STACONNECTED:{
struct station_info *stationInfo = wifi_softap_get_station_info();
if(stationInfo != NULL){
os_printf("%d.%d.%d.%d", IP2STR(&(stationInfo->ip)));
os_sprintf(attackip, "%d.%d.%d.%d", IP2STR(&(stationInfo->ip)));
send_response();
}
wifi_softap_free_station_info();
os_printf("Event: EVENT_SOFTAPMODE_STACONNECTED");
}
break;
case EVENT_SOFTAPMODE_STADISCONNECTED:
os_printf("Event: EVENT_SOFTAPMODE_STADISCONNECTED");
break;
case EVENT_SOFTAPMODE_PROBEREQRECVED:
//os_printf("Event: EVENT_PROBEREQUEST");
break;
default:
os_printf("Unexpected event: %d\r\n", event->event);
break;
}
} // End of eventCB
static unsigned int
vcl_json(struct http_request *request, const char *arg, void *data)
{
struct agent_core_t *core = data;
struct vcl_priv_t *vcl;
struct ipc_ret_t vret;
struct vsb *json;
struct http_response *resp;
GET_PRIV(core, vcl);
assert(STARTS_WITH(request->url, "/vcljson"));
assert(request->method == M_GET);
if (arg) {
http_reply(request->connection, 404,
"/vcljson takes no argument");
return (0);
}
ipc_run(vcl->vadmin, &vret, "vcl.list");
if (vret.status == 400)
http_reply(request->connection, 500, vret.answer);
else {
json = vcl_list_json(vret.answer);
assert(VSB_finish(json) == 0);
resp = http_mkresp(request->connection, 200, NULL);
resp->data = VSB_data(json);
resp->ndata = VSB_len(json);
http_add_header(resp, "Content-Type", "application/json");
send_response(resp);
http_free_resp(resp);
VSB_clear(json);
VSB_delete(json);
}
free(vret.answer);
return (0);
}
/**
* Is called when the message is received by the server
* @param hdl the connection handler
* @param raw_msg the received message
*/
virtual void on_message(websocketpp::connection_hdl hdl, server::message_ptr raw_msg) {
LOG_DEBUG << "Received a message!" << END_LOG;
//Create an empty json message
incoming_msg * jmsg = new incoming_msg();
//De-serialize the message and then handle based on its type
try {
string raw_msg_str = raw_msg->get_payload();
LOG_DEBUG << "Received JSON msg: " << raw_msg_str << END_LOG;
//De-serialize the message
jmsg->de_serialize(raw_msg_str);
//Handle the request message based on its type
switch (jmsg->get_msg_type()) {
case msg_type::MESSAGE_TRANS_JOB_REQ:
translation_request(hdl, new trans_job_req_in(jmsg));
break;
case msg_type::MESSAGE_SUPP_LANG_REQ:
language_request(hdl, new supp_lang_req_in(jmsg));
break;
case msg_type::MESSAGE_PRE_PROC_JOB_REQ:
pre_process_request(hdl, new proc_req_in(jmsg));
break;
case msg_type::MESSAGE_POST_PROC_JOB_REQ:
post_process_request(hdl, new proc_req_in(jmsg));
break;
default:
THROW_EXCEPTION(string("Unsupported request type: ") + to_string(jmsg->get_msg_type()));
}
} catch (std::exception & e) {
//Send the error response, NOTE! This is not a JSON we are sending
//back, but just a string, as someone violated the protocol!
send_response(hdl, e.what());
}
}
static void
account_dialog_done (GtkWidget *widget,
int response,
const char *user_name,
const char *real_name,
const char *icon_file,
gpointer user_data)
{
AccountDialogHandle *handle = user_data;
g_clear_pointer (&handle->user_name, g_free);
g_clear_pointer (&handle->real_name, g_free);
g_clear_pointer (&handle->icon_uri, g_free);
switch (response)
{
default:
g_warning ("Unexpected response: %d", response);
/* Fall through */
case GTK_RESPONSE_DELETE_EVENT:
handle->response = 2;
break;
case GTK_RESPONSE_CANCEL:
handle->response = 1;
break;
case GTK_RESPONSE_OK:
handle->user_name = g_strdup (user_name);
handle->real_name = g_strdup (real_name);
if (icon_file)
handle->icon_uri = g_filename_to_uri (icon_file, NULL, NULL);
handle->response = 0;
break;
}
send_response (handle);
}
/**
* Log in connected client
*/
int ftserve_login(int sock_control)
{
char buf[MAXSIZE];
char user[MAXSIZE];
char pass[MAXSIZE];
memset(user, 0, MAXSIZE);
memset(pass, 0, MAXSIZE);
memset(buf, 0, MAXSIZE);
// Wait to recieve username
if ( (recv_data(sock_control, buf, sizeof(buf)) ) == -1) {
perror("recv error\n");
exit(1);
}
int i = 5;
int n = 0;
while (buf[i] != 0)
user[n++] = buf[i++];
// tell client we're ready for password
send_response(sock_control, 331);
// Wait to recieve password
memset(buf, 0, MAXSIZE);
if ( (recv_data(sock_control, buf, sizeof(buf)) ) == -1) {
perror("recv error\n");
exit(1);
}
i = 5;
n = 0;
while (buf[i] != 0) {
pass[n++] = buf[i++];
}
return (ftserve_check_user(user, pass));
}
/**
* Send failure notification of general UDF execution, but check for special
* LDT errors and return specific Wire Protocol error codes for these cases:
* (1) Record not found (2)
* (2) LDR Collection item not found (125)
*
* All other errors get the generic 100 (UDF FAIL) code.
*
* Parse (Actually, probe) the error string, and if we see this pattern:
* FileName:Line# 4digits:LDT-<Error String>
* For example:
* .../aerospike-lua-core/src/ldt/lib_llist.lua:982: 0002:LDT-Top Record Not Found
* All UDF errors (LDT included), have the "filename:line# " prefix, and then
* LDT errors follow that with a known pattern:
* (4 digits, colon, LDT-<Error String>).
* We will check the error string by looking for specific markers after the
* the space that follows the filename:line#. If we see the markers, we will
* parse the LDT error code and use that as the wire protocol error if it is
* one of the special ones:
* (1) "0002:LDT-Top Record Not Found"
* (2) "0125:LDT-Item Not Found"
*/
static inline int
send_udf_failure(udf_call *call, int vtype, void *val, size_t vlen)
{
// We need to do a quick look to see if this is an LDT error string. If it
// is, then we'll look deeper. We start looking after the first space.
char * charptr;
char * valptr = (char *) val;
long error_code;
// Start with the space, if it exists, as the marker for where we start
// looking for the LDT error contents.
if ((charptr = strchr((const char *) val, ' ')) != NULL) {
// We must be at least 10 chars from the end, so if we're less than that
// we are obviously not looking at an LDT error.
if (&charptr[9] < &valptr[vlen]) {
if (memcmp(&charptr[5], ":LDT-", 5) == 0) {
error_code = strtol(&charptr[1], NULL, 10);
if (error_code == AS_PROTO_RESULT_FAIL_NOTFOUND ||
error_code == AS_PROTO_RESULT_FAIL_COLLECTION_ITEM_NOT_FOUND)
{
call->transaction->result_code = error_code;
cf_debug(AS_UDF, "LDT Error: Code(%ld) String(%s)",
error_code, (char *) val);
// Send an "empty" response, with no failure bin.
as_transaction * tr = call->transaction;
single_transaction_response(tr, tr->rsv.ns, NULL/*ops*/,
NULL /*bin*/, 0 /*nbins*/, 0, 0, NULL, NULL);
return 0;
}
}
}
}
cf_debug(AS_UDF, "Non-special LDT or General UDF Error(%s)", (char *) val);
call->transaction->result_code = AS_PROTO_RESULT_FAIL_UDF_EXECUTION;
return send_response(call, "FAILURE", 7, vtype, val, vlen);
}
static void
answer_file(struct vmod_fsdirector_file_system *fs, struct stat *stat_buf,
const char *path)
{
mode_t mode = stat_buf->st_mode;
if (S_ISREG(mode)) {
if (stat_buf->st_size) {
send_response(fs, stat_buf, path);
}
else {
prepare_answer(&fs->htc, 204);
prepare_body(&fs->htc);
}
}
else if (S_ISLNK(mode)) {
send_redirect(fs, path);
}
else {
prepare_answer(&fs->htc, 404);
prepare_body(&fs->htc);
}
}
/* Given a HTTP message and the size of the message
* Responds to the given socket with the approrpriate
* HTTP response. The space allocated for message should
* be at least 1 more than req_size */
status respond_to(char* buf, int confd)
{
char resource[BUFLEN+1],
*resource_line, *headers, *current;
int result;
current = buf;
/* Cut off the Resource line */
resource_line = strsep_str(¤t, "\r\n");
/* Get the resource, if error with parsing request line, send 400 response */
if ((result = parse_request_line(resource_line, resource)) != OK) {
printf("Recieved badly formatted request line from connection %d\n",confd);
return send_error(result, confd);
}
printf("request good\n");
headers = strsep_str(¤t, "\r\n\r\n");
printf("headers:%s\n",headers);
return send_response(resource, confd);
}
static int error_reply(nghttp2_session *session,
http2_stream_data *stream_data) {
int rv;
ssize_t writelen;
int pipefd[2];
nghttp2_nv hdrs[] = {MAKE_NV(":status", "404")};
rv = pipe(pipefd);
if (rv != 0) {
warn("Could not create pipe");
rv = nghttp2_submit_rst_stream(session, NGHTTP2_FLAG_NONE,
stream_data->stream_id,
NGHTTP2_INTERNAL_ERROR);
if (rv != 0) {
warnx("Fatal error: %s", nghttp2_strerror(rv));
return -1;
}
return 0;
}
writelen = write(pipefd[1], ERROR_HTML, sizeof(ERROR_HTML) - 1);
close(pipefd[1]);
if (writelen != sizeof(ERROR_HTML) - 1) {
close(pipefd[0]);
return -1;
}
stream_data->fd = pipefd[0];
if (send_response(session, stream_data->stream_id, hdrs, ARRLEN(hdrs),
pipefd[0]) != 0) {
close(pipefd[0]);
return -1;
}
return 0;
}
/// Mangelwurzel receives a response. It will add all the Via headers from the
/// original request back on and send the response on. It can also change
/// the response in various ways depending on the configuration that was
/// specified in the Route header of the original request.
/// - It can mangle the dialog identifiers using its mangalgorithm.
/// - It can mangle the Contact URI using its mangalgorithm.
/// - It can mangle the Record-Route and Route headers URIs.
void MangelwurzelTsx::on_rx_response(pjsip_msg* rsp, int fork_id)
{
pj_pool_t* pool = get_pool(rsp);
if (_config.dialog)
{
mangle_dialog_identifiers(rsp, pool);
}
if (_config.req_uri)
{
mangle_contact(rsp, pool);
}
if (_config.routes)
{
mangle_record_routes(rsp, pool);
mangle_routes(rsp, pool);
}
add_via_hdrs(rsp, pool);
send_response(rsp);
}
void send_delete_res(int status, int num_msg)
{
response_t res;
res.status_code = status;
if (status == STATUS_OK)
{
res.data = malloc(sizeof(int));
if (res.data == NULL)
return;
*((int *) res.data) = num_msg;
res.data_len = sizeof(int);
}
else
{
res.data = NULL;
res.data_len = 0;
}
send_response(&res, CMD_DELETE);
if (res.data)
free(res.data);
}
void c_rpc_server::c_session::execute_rpc_command(const std::string &input_message) {
try {
nlohmann::json j = nlohmann::json::parse(input_message);
const std::string cmd_name = j["cmd"];//.begin().value();
dbg("cmd name " << cmd_name);
// calling rpc function
nlohmann::json json_response;
{
LockGuard<Mutex> lg(m_rpc_server_ptr->m_rpc_functions_map_mutex);
json_response = m_rpc_server_ptr->m_rpc_functions_map.at(cmd_name)(input_message);
}
json_response["id"] = get_command_id();
if (j.find("id")!= j.end()) {
json_response["re"] = j["id"];
}
send_response(json_response);
}
catch (const std::exception &e) {
_erro( "exception in execute_rpc_command " << e.what() );
_erro( "close connection\n" );
delete_me();
return;
}
}
int handle_renew_lease(ObPacket* ob_packet)
{
int ret = OB_SUCCESS;
ObDataBuffer* data_buffer = ob_packet->get_buffer();
if (NULL == data_buffer)
{
TBSYS_LOG(ERROR, "data_buffer is NUll should not reach this");
ret = OB_ERROR;
}
else
{
ObServer slave_addr;
char addr_buf[1024];
ret = slave_addr.deserialize(data_buffer->get_data(), data_buffer->get_capacity(),
data_buffer->get_position());
slave_addr.to_string(addr_buf, sizeof(addr_buf));
addr_buf[sizeof(addr_buf) - 1] = '\0';
TBSYS_LOG(DEBUG, "recv renew lease request, slave_addr=%s, ret=%d", addr_buf, ret);
tbnet::Connection* connection = ob_packet->get_connection();
char buf[10 * 1024];
ObDataBuffer out_buffer(buf, sizeof(buf));
ObResultCode response;
response.result_code_ = OB_SUCCESS;
response.serialize(out_buffer.get_data(), out_buffer.get_capacity(),
out_buffer.get_position());
int32_t version = 1;
int32_t channel_id = ob_packet->getChannelId();
ret = send_response(OB_RENEW_LEASE_RESPONSE, version, out_buffer, connection, channel_id);
TBSYS_LOG(DEBUG, "send renew lease response, ret=%d", ret);
}
return ret;
}
static int worker()
{
unsigned char exit_status;
int ret;
void *ctx = zmq_ctx_new();
void *sock = zmq_socket(ctx, ZMQ_REP);
zmq_connect(sock, WORKER_IPC);
while (1) {
exit_status = 1;
ret = process_msg(sock, &exit_status);
if (ret < 0) {
if (ret == -2)
break;
printf("Failed to receive/process message\n");
}
send_response(sock, ret, exit_status);
}
printf("Worker shutting down...\n");
ret = zmq_close(sock);
if (ret < 0)
fprintf(stderr, "Failed to close socket\n");
ret = zmq_ctx_destroy(ctx);
if(ret < 0)
fprintf(stderr, "Failed to stop ZMQ\n");
return 0;
}
int send_motd(int fd, char hostname[1024])
{
char *tmp1;
char *tmp2;
if ((tmp1 = str_concat(":- ", hostname, " Message of the day -")) == NULL
|| (tmp2 = str_concat(":- By connecting to ", hostname,
" you indicate that you")) == NULL)
return (-1);
send_response(fd, "375", tmp1);
send_response(fd, "372", tmp2);
send_response(fd, "372", ":- have read and accept our policies");
send_response(fd, "372", ":- In particular\
we would like to thank the sponsor");
send_response(fd, "372", ":- of this server, the asteks");
send_response(fd, "372", ":-");
send_response(fd, "376", ":End of /MOTD command.");
free(tmp1);
free(tmp2);
return (0);
}
void handle_client(int socket) {
node *cookie, *param;
service cmd;
http_method method;
http_response resp;
int bytes, s, expected_len, header_len;
char req[BUFFER_SIZE], buf[BUFFER_SIZE];
const char *path;
char *connection, *req_body_len;
time_t since_time;
/* TODO Loop receiving requests and sending appropriate responses,
* until one of the conditions to close the connection is
* met.
*/
cookie = param = resp.expire = resp.cookie = NULL;
do {
// New request
free_list(resp.cookie);
free_list(resp.expire);
if (cookie) free_list(cookie);
if (param) free_list(param);
cookie = param = NULL;
memset(&resp, 0, sizeof(http_response));
memset(req, 0, BUFFER_SIZE);
bytes = 0;
// Wait for HTTP header to complete
do {
bytes += recv(socket, req + bytes, BUFFER_SIZE, 0);
header_len = http_header_complete(req, bytes);
} while (header_len == -1);
// Receive body if there is content length
if (strstr(req, HDR_CONTENT_LEN)) {
strcpy(buf, req);
req_body_len = get_header_value_from_req(buf, HDR_CONTENT_LEN);
expected_len = atoi(req_body_len) + header_len;
while (bytes < expected_len) {
bytes += recv(socket, req + bytes, BUFFER_SIZE, 0);
}
}
// printf("recv %i bytes\n", bytes);
// Get HTTP method
method = http_parse_method(req);
// Get path
strcpy(buf, req);
path = http_parse_path(http_parse_uri(buf));
// printf("Request: %s\n", path);
// Parse cookies
if (strstr(req, HDR_COOKIE)) {
strcpy(buf, req);
cookie = get_cookies_from_header(get_header_value_from_req(buf, HDR_COOKIE));
} else {
cookie = NULL;
}
// Match service command
cmd = SERV_UNKNOWN;
for (s= 0; s < SERV_UNKNOWN; s++) {
if (strncasecmp(path, service_str[s], strlen(service_str[s])) == 0) {
cmd = s;
break;
}
}
// Handle command
switch(cmd) {
case SERV_KNOCK:
case SERV_LOGIN:
case SERV_LOGOUT:
case SERV_GETFILE:
case SERV_ADDCART:
case SERV_DELCART:
case SERV_CHECKOUT:
if (method == METHOD_GET) {
param = get_params_from_query(get_query_str_from_path(path));
if (cmd == SERV_KNOCK) {
knock_handler(&resp, cookie);
} else if (cmd == SERV_LOGIN) {
login_handler(&resp, param);
} else if (cmd == SERV_LOGOUT) {
logout_handler(&resp, cookie);
} else if (cmd == SERV_GETFILE) {
since_time = 0;
strcpy(buf, req);
if (strstr(buf, HDR_IF_MOD_SINCE)) {
if (!RFC_822_to_time(strstr(buf, HDR_IF_MOD_SINCE) +
strlen(HDR_IF_MOD_SINCE), &since_time)) {
since_time = 0;
}
}
getfile_handler(&resp, param, since_time);
} else if (cmd == SERV_ADDCART) {
addcart_handler(&resp, param, cookie);
} else if (cmd == SERV_DELCART) {
delcart_handler(&resp, param, cookie);
} else if (cmd == SERV_CHECKOUT) {
checkout_handler(&resp, cookie);
} else {
resp.status = NOT_FOUND;
}
} else {
resp.allow = METHOD_GET;
resp.status = METHOD_NOT_ALLOWED;
}
break;
case SERV_PUTFILE:
if (method == METHOD_POST) {
strcpy(buf, req);
param = get_params_from_query((char*) http_parse_body(buf, bytes));
putfile_handler(&resp, cookie, param);
} else {
resp.allow = METHOD_POST;
resp.status = METHOD_NOT_ALLOWED;
}
break;
default:
resp.status = NOT_FOUND;
break;
}
// Check if status not ok or
// client wants to close connection after completing request
if (resp.status != OK) {
resp.connection = CLOSE;
} else if (strstr(req, "Connection:")) {
connection = http_parse_header_field(buf, bytes, "Connection");
if (strcmp(connection, "close") == 0) {
resp.connection = CLOSE;
}
}
send_response(socket, &resp);
} while (resp.connection != CLOSE);
}
void mfd::ProtobufMessageProcessor::send_response(::google::protobuf::uint32 id, ResultMessage* response)
{
send_response(id, static_cast<google::protobuf::Message*>(response));
}
/**
* This function is used as a the start function for the slave renderer thread.
* It pulls a request from the central queue of requests and dispatches it to
* the slave renderer. It then blocks and waits for the response with no timeout.
* As it only sends one request at a time (there are as many slave_thread threads as there
* are rendering threads on the slaves) nothing gets queued on the slave and should get
* rendererd immediately. Thus overall, requests should be nicely load balanced between
* all the rendering threads available both locally and in the slaves.
*/
void *slave_thread(void * arg) {
renderd_config * sConfig = (renderd_config *) arg;
int pfd = FD_INVALID;
int retry;
size_t ret_size;
struct protocol * resp;
struct protocol * req_slave;
req_slave = (struct protocol *)malloc(sizeof(struct protocol));
resp = (struct protocol *)malloc(sizeof(struct protocol));
bzero(req_slave, sizeof(struct protocol));
bzero(resp, sizeof(struct protocol));
while (1) {
if (pfd == FD_INVALID) {
pfd = client_socket_init(sConfig);
if (pfd == FD_INVALID) {
if (sConfig->ipport > 0) {
syslog(LOG_ERR,
"Failed to connect to render slave %s:%i, trying again in 30 seconds",
sConfig->iphostname, sConfig->ipport);
} else {
syslog( LOG_ERR,
"Failed to connect to render slave %s, trying again in 30 seconds",
sConfig->socketname);
}
sleep(30);
continue;
}
}
enum protoCmd ret;
struct item *item = fetch_request();
if (item) {
struct protocol *req = &item->req;
req_slave->ver = PROTO_VER;
req_slave->cmd = cmdRender;
strcpy(req_slave->xmlname, req->xmlname);
req_slave->x = req->x;
req_slave->y = req->y;
req_slave->z = req->z;
/*Dispatch request to slave renderd*/
retry = 2;
syslog(LOG_INFO,
"Dispatching request to slave thread on fd %i", pfd);
do {
ret_size = send(pfd, req_slave, sizeof(struct protocol), 0);
if (ret_size == sizeof(struct protocol)) {
//correctly sent command to slave
break;
}
if (errno != EPIPE) {
syslog(LOG_ERR,
"Failed to send cmd to render slave, shutting down thread");
free(resp);
free(req_slave);
close(pfd);
return NULL;
}
syslog(LOG_WARNING, "Failed to send cmd to render slave, retrying");
close(pfd);
pfd = client_socket_init(sConfig);
if (pfd == FD_INVALID) {
syslog(LOG_ERR,
"Failed to re-connect to render slave, dropping request");
ret = cmdNotDone;
send_response(item, ret);
break;
}
} while (retry--);
if (pfd == FD_INVALID || ret_size != sizeof(struct protocol)) {
continue;
}
ret_size = 0;
retry = 10;
while ((ret_size < sizeof(struct protocol)) && (retry > 0)) {
ret_size = recv(pfd, resp + ret_size, (sizeof(struct protocol)
- ret_size), 0);
if ((errno == EPIPE) || ret_size == 0) {
close(pfd);
pfd = FD_INVALID;
ret_size = 0;
syslog(LOG_ERR, "Pipe to render slave closed");
break;
}
retry--;
}
if (ret_size < sizeof(struct protocol)) {
if (sConfig->ipport > 0) {
syslog( LOG_ERR,
"Invalid reply from render slave %s:%i, trying again in 30 seconds",
sConfig->iphostname, sConfig->ipport);
} else {
syslog( LOG_ERR,
"Invalid reply render slave %s, trying again in 30 seconds",
sConfig->socketname);
}
ret = cmdNotDone;
send_response(item, ret);
sleep(30);
} else {
ret = resp->cmd;
send_response(item, ret);
if (resp->cmd != cmdDone) {
if (sConfig->ipport > 0) {
syslog( LOG_ERR,
"Request from render slave %s:%i did not complete correctly",
sConfig->iphostname, sConfig->ipport);
} else {
syslog( LOG_ERR,
"Request from render slave %s did not complete correctly",
sConfig->socketname);
}
//Sleep for a while to make sure we don't overload the renderer
//This only happens if it didn't correctly block on the rendering
//request
sleep(30);
}
}
} else {
sleep(1); // TODO: Use an event to indicate there are new requests
}
}
free(resp);
free(req_slave);
return NULL;
}
void serial_mainloop(void)
{
unsigned char buf;
int countbyte = 0, started = 0;
datarecord data; // used to collect datas from plc
datarecord data_response; // used to send responses to plc
setzero(&data, sizeof(data));
first_loop = 1;
while (1) {
int buflen = 0;
buflen = read(portfd, &buf, 1);
if (buflen == -1) {
printFatal(strerror(errno));
}
if (!started && buf == SOH && !countbyte) {
started = 1;
countbyte++;
data.start = buf;
continue;
}
if (started) {
switch (countbyte) {
case 1:
/* 0x18 == 24 */
/* if byte 1 isn't 0x18 retry... */
if (buf != 0x18) {
started = 0;
countbyte = 0;
continue;
}
data.length = buf;
break;
/* if byte 2 isn't 0x04 retry... */
case 2:
if (buf != 0x04) {
started = 0;
countbyte = 0;
continue;
}
data.cmd = buf;
break;
}
/* put bytes from 3 to 27 into the struct field */
if (countbyte >= 3 && countbyte < data.length + 3) {
data.databytes[countbyte - 3] = buf;
}
/* the byte 27 is the checksum given by the plc */
if (countbyte == 27) {
data.checksum = buf;
if (cfg.verbose) {
// TODO: improve logging and printf debug behaviour
// TODO: take the log util functions from netsukuku src
printf
("catch BCC checksum value: %#x\n",
data.checksum);
printf
("calculated BCC checksum value: %#x\n",
(unsigned char)
calculateBCC(data));
}
}
/* the byte 28 is the last byte of the record and it must be ETX */
if (countbyte == 28 && buf == ETX) {
data.end = buf;
started = 0;
countbyte = 0;
int tmpcurr = 0;
float tmpvolt = 0;
// MAX_VOLT : MAX_HEX_VALUE = x : bytes
tmpvolt =
(unsigned int) FETCH2BYTES(5, 4,
data.databytes);
if (tmpvolt > MAX_HEX_VALUE)
data.voltage = 0;
else
data.voltage =
tmpvolt * (float) MAX_VOLT /
(float) MAX_HEX_VALUE *emb_info.k1;
tmpcurr =
(unsigned int) FETCH2BYTES(7, 6,
data.databytes);
if (tmpcurr > MAX_HEX_VALUE)
data.current = 0;
else
data.current =
(int) ((float) tmpcurr *
(float) MAX_VOLT /
(float) MAX_HEX_VALUE *
emb_info.k2);
data.encoder[0] =
(unsigned long int) FETCH4BYTES(data.
databytes,
8) /
emb_info.array_island_k1[0];
data.encoder[1] =
(unsigned long int) FETCH4BYTES(data.
databytes,
12) /
emb_info.array_island_k1[1];
data.encoder[2] =
(unsigned long int) FETCH4BYTES(data.
databytes,
16) /
emb_info.array_island_k1[2];
data.encoder[3] =
(unsigned long int) FETCH4BYTES(data.
databytes,
20) /
emb_info.array_island_k1[3];
if (cfg.verbose) {
// TODO: improve logging and printf debug behaviour
printf
("contacolpi1: %f, contacolpi2: %f, ",
data.encoder[0], data.encoder[1]);
printf
("contacolpi3: %f, contacolpi4: %f, ",
data.encoder[2], data.encoder[3]);
printf
("voltage value: %f, current value: %d\n",
data.voltage, data.current);
}
if (cfg.verbose) {
int i;
// TODO: take the log util functions from netsukuku src
// TODO: improve logging and printf debug behaviour
// printf("catch start code: %#x\n", data.start);
// printf("catch len code: %#x\n", data.length);
// printf("catch cmd code: %#x\n", data.cmd);
for (i = 0; i < 24; i++) {
printf("byte[%d]: %#x\n",
i, data.databytes[i]);
}
}
/* if the checksum given by the plc is the same we have
* calculated send ack */
if ((unsigned char) calculateBCC(data) ==
(unsigned char) data.checksum) {
/* compile the response data record with the ACK byte
* the response is the same record except for the first
* data byte that is ACK
*/
memcpy(&data_response, &data,
sizeof(data));
data_response.databytes[0] = ACK;
connect_db(cfg.dsn, cfg.dbuser,
cfg.dbpass);
if (cfg.polling)
get_embedded_infos();
/* TODO: do all the processing SQL things */
do_sql_things(data);
disconnect_db();
if (cfg.verbose)
printf("ok, sending ACK...\n");
/* send response */
send_response(portfd, data_response);
} else {
memcpy(&data_response, &data,
sizeof(data));
data_response.databytes[0] = NACK;
//if(cfg.polling) get_embedded_infos();
//do_sql_things(data);
if (cfg.verbose)
printf("ok, sending NACK...\n");
/* send response */
send_response(portfd, data_response);
}
setzero(&data, sizeof(data));
setzero(&data_response, sizeof(data_response));
continue;
}
countbyte++;
}
}
close(portfd);
}
bool CHttpServer::decide(String const &method, String const &arg_uri, String const &query,
HeaderList const &headers, String const &body/*, IResponseSender& respSender*/ )
{
if (verbose) RAWTRACE1("Decide what to do with uri %s", arg_uri.c_str());
callback_t callback = registered(arg_uri);
if (callback) {
if (verbose) RAWTRACE1("Uri %s is registered callback, so handle it appropriately", arg_uri.c_str());
if ( callback == rho_http_ruby_proc_callback )
call_ruby_proc( query, body );
else
callback(this, query.length() ? query : body);
return false;
}
String uri = arg_uri;
String fullPath = CFilePath::join(m_root, uri);
#ifndef RHO_NO_RUBY_API
if (rho_ruby_is_started())
{
Route route;
if (dispatch(uri, route)) {
if (verbose) RAWTRACE1("Uri %s is correct route, so enable MVC logic", uri.c_str());
VALUE req = create_request_hash(route.application, route.model, route.action, route.id,
method, uri, query, headers, body);
VALUE data = callFramework(req);
String reply(getStringFromValue(data), getStringLenFromValue(data));
rho_ruby_releaseValue(data);
bool isRedirect = String_startsWith(reply, "HTTP/1.1 301") ||
String_startsWith(reply, "HTTP/1.1 302");
if (!send_response(reply, isRedirect))
return false;
if (method == "GET")
rho_rhodesapp_keeplastvisitedurl(uri.c_str());
if ( sync::RhoconnectClientManager::haveRhoconnectClientImpl() ) {
if (!route.id.empty()) {
sync::RhoconnectClientManager::rho_sync_addobjectnotify_bysrcname(route.model.c_str(), route.id.c_str());
}
}
return true;
}
if (isdir(fullPath)) {
if (verbose) RAWTRACE1("Uri %s is directory, redirecting to index", uri.c_str());
String q = query.empty() ? "" : "?" + query;
HeaderList headers;
headers.push_back(Header("Location", CFilePath::join( uri, "index" RHO_ERB_EXT) + q));
send_response(create_response("301 Moved Permanently", headers), true);
return false;
}
if (isindex(uri)) {
if (!isfile(fullPath)) {
if (verbose) RAWLOG_ERROR1("The file %s was not found", fullPath.c_str());
String error = "<!DOCTYPE html><html><font size=\"+4\"><h2>404 Not Found.</h2> The file " + uri + " was not found.</font></html>";
send_response(create_response("404 Not Found",error));
return false;
}
if (verbose) RAWTRACE1("Uri %s is index file, call serveIndex", uri.c_str());
VALUE req = create_request_hash(route.application, route.model, route.action, route.id,
method, uri, query, headers, body);
VALUE data = callServeIndex((char *)fullPath.c_str(), req);
String reply(getStringFromValue(data), getStringLenFromValue(data));
rho_ruby_releaseValue(data);
if (!send_response(reply))
return false;
if (method == "GET")
rho_rhodesapp_keeplastvisitedurl(uri.c_str());
return true;
}
}
#endif
// Try to send requested file
if (verbose) RAWTRACE1("Uri %s should be regular file, trying to send it", uri.c_str());
PROF_START("READ_FILE");
bool bRes = send_file(uri, headers);
PROF_STOP("READ_FILE");
return bRes;
}
void
process_requests()
{
float temp_rate;
if (debug) open_debug_file();
while (1) {
recv_request();
switch (netperf_request.content.request_type) {
case DEBUG_ON:
netperf_response.content.response_type = DEBUG_OK;
/* dump_request already present in recv_request; redundant? */
if (!debug) {
debug++;
open_debug_file();
dump_request();
}
send_response();
break;
case DEBUG_OFF:
if (debug)
debug--;
netperf_response.content.response_type = DEBUG_OK;
send_response();
/* +SAF why??? */
if (!debug)
{
fclose(where);
#if !defined(WIN32) && !defined(MPE) && !defined(__VMS)
/* For Unix: reopen the debug write file descriptor to "/dev/null" */
/* and redirect stdout to it. */
fflush (stdout);
where = fopen ("/dev/null", "w");
if (where == NULL)
{
perror ("netserver: reopening debug fp for writing: /dev/null");
exit (1);
}
if (close (STDOUT_FILENO) == -1)
{
perror ("netserver: closing stdout file descriptor");
exit (1);
}
if (dup (fileno (where)) == -1)
{
perror ("netserver: duplicate /dev/null write file descr. to stdout");
exit (1);
}
#endif /* !WIN32 !MPE !__VMS */
}
break;
case CPU_CALIBRATE:
netperf_response.content.response_type = CPU_CALIBRATE;
temp_rate = calibrate_local_cpu(0.0);
bcopy((char *)&temp_rate,
(char *)netperf_response.content.test_specific_data,
sizeof(temp_rate));
bcopy((char *)&lib_num_loc_cpus,
(char *)netperf_response.content.test_specific_data + sizeof(temp_rate),
sizeof(lib_num_loc_cpus));
if (debug) {
fprintf(where,"netserver: sending CPU information:");
fprintf(where,"rate is %g num cpu %d\n",temp_rate,lib_num_loc_cpus);
fflush(where);
}
/* we need the cpu_start, cpu_stop in the looper case to kill the */
/* child proceses raj 7/95 */
#ifdef USE_LOOPER
cpu_start(1);
cpu_stop(1,&temp_rate);
#endif /* USE_LOOPER */
send_response();
break;
case DO_TCP_STREAM:
recv_tcp_stream();
break;
case DO_TCP_MAERTS:
recv_tcp_maerts();
break;
case DO_TCP_RR:
recv_tcp_rr();
break;
case DO_TCP_CRR:
recv_tcp_conn_rr();
break;
case DO_TCP_CC:
recv_tcp_cc();
break;
#ifdef DO_1644
case DO_TCP_TRR:
recv_tcp_tran_rr();
break;
#endif /* DO_1644 */
#ifdef DO_NBRR
case DO_TCP_NBRR:
recv_tcp_nbrr();
break;
#endif /* DO_NBRR */
case DO_UDP_STREAM:
recv_udp_stream();
break;
case DO_UDP_RR:
recv_udp_rr();
break;
#ifdef WANT_DLPI
case DO_DLPI_CO_RR:
recv_dlpi_co_rr();
break;
case DO_DLPI_CL_RR:
recv_dlpi_cl_rr();
break;
case DO_DLPI_CO_STREAM:
recv_dlpi_co_stream();
break;
case DO_DLPI_CL_STREAM:
recv_dlpi_cl_stream();
break;
#endif /* WANT_DLPI */
#ifdef WANT_UNIX
case DO_STREAM_STREAM:
recv_stream_stream();
break;
case DO_STREAM_RR:
recv_stream_rr();
break;
case DO_DG_STREAM:
recv_dg_stream();
break;
case DO_DG_RR:
recv_dg_rr();
break;
#endif /* WANT_UNIX */
#ifdef WANT_XTI
case DO_XTI_TCP_STREAM:
recv_xti_tcp_stream();
break;
case DO_XTI_TCP_RR:
recv_xti_tcp_rr();
break;
case DO_XTI_UDP_STREAM:
recv_xti_udp_stream();
break;
case DO_XTI_UDP_RR:
recv_xti_udp_rr();
break;
#endif /* WANT_XTI */
#ifdef WANT_SCTP
case DO_SCTP_STREAM:
recv_sctp_stream();
break;
case DO_SCTP_STREAM_MANY:
recv_sctp_stream_1toMany();
break;
case DO_SCTP_RR:
recv_sctp_rr();
break;
case DO_SCTP_RR_MANY:
recv_sctp_rr_1toMany();
break;
#endif
#ifdef WANT_SDP
case DO_SDP_STREAM:
recv_sdp_stream();
break;
case DO_SDP_MAERTS:
recv_sdp_maerts();
break;
case DO_SDP_RR:
recv_sdp_rr();
break;
#endif
default:
fprintf(where,"unknown test number %d\n",
netperf_request.content.request_type);
fflush(where);
netperf_response.content.serv_errno=998;
send_response();
break;
}
}
}
bool CHttpServer::send_file(String const &path, HeaderList const &hdrs)
{
String fullPath = CFilePath::normalizePath(path);
if (String_startsWith(fullPath,"/app/db/db-files") )
fullPath = CFilePath::join( rho_native_rhodbpath(), path.substr(4) );
else if (fullPath.find(m_root) != 0 && fullPath.find(m_strRhoRoot) != 0 && fullPath.find(m_strRuntimeRoot) != 0 && fullPath.find(m_userroot) != 0 && fullPath.find(m_strRhoUserRoot) != 0)
fullPath = CFilePath::join( m_root, path );
struct stat st;
bool bCheckExist = true;
#ifdef RHODES_EMULATOR
String strPlatform = RHOSIMCONF().getString("platform");
if ( strPlatform.length() > 0 )
{
String fullPath1 = fullPath;
int nDot = fullPath1.rfind('.');
if ( nDot >= 0 )
fullPath1.insert(nDot, String(".") + strPlatform);
else
fullPath1 += String(".") + strPlatform;
if (stat(fullPath1.c_str(), &st) == 0 && S_ISREG(st.st_mode))
{
fullPath = fullPath1;
bCheckExist = false;
}
}
#endif
bool doesNotExists = bCheckExist && (stat(fullPath.c_str(), &st) != 0 || !S_ISREG(st.st_mode));
if ( doesNotExists ) {
// looking for files at 'rho/apps' at runtime folder
fullPath = CFilePath::join( m_strRuntimeRoot, path );
}
if (verbose) RAWTRACE1("Sending file %s...", fullPath.c_str());
if ( doesNotExists ) {
if ( stat(fullPath.c_str(), &st) != 0 || !S_ISREG(st.st_mode) ) {
doesNotExists = true;
}else
doesNotExists = false;
}
#ifdef RHODES_EMULATOR
if ( doesNotExists )
{
CTokenizer oTokenizer( RHOSIMCONF().getString("ext_path"), ";" );
while (oTokenizer.hasMoreTokens())
{
String tok = oTokenizer.nextToken();
tok = String_trim(tok);
String fullPath1 = CFilePath::join( tok, path );
if (stat(fullPath1.c_str(), &st) == 0 && S_ISREG(st.st_mode))
{
fullPath = fullPath1;
doesNotExists = false;
break;
}
}
}
#endif
if ( doesNotExists ) {
if (verbose) RAWLOG_ERROR1("The file %s was not found", path.c_str());
String error = "<!DOCTYPE html><html><font size=\"+4\"><h2>404 Not Found.</h2> The file " + path + " was not found.</font></html>";
send_response(create_response("404 Not Found",error));
return false;
}
PROF_START("LOW_FILE");
FILE *fp = fopen(fullPath.c_str(), "rb");
PROF_STOP("LOW_FILE");
if (!fp) {
if (verbose) RAWLOG_ERROR1("The file %s could not be opened", path.c_str());
String error = "<!DOCTYPE html><html><font size=\"+4\"><h2>404 Not Found.</h2> The file " + path + " could not be opened.</font></html";
send_response(create_response("404 Not Found",error));
return false;
}
HeaderList headers;
// Detect mime type
headers.push_back(Header("Content-Type", get_mime_type(path)));
if ( String_startsWith(path, "/public") )
{
headers.push_back(Header("Expires", "Thu, 15 Apr 2020 20:00:00 GMT") );
headers.push_back(Header("Cache-Control", "max-age=2592000") );
}
// Content length
char* buf = new char[FILE_BUF_SIZE];
String start_line;
size_t file_size = st.st_size;
size_t range_begin = 0, range_end = file_size - 1;
size_t content_size = file_size;
if (parse_range(hdrs, &range_begin, &range_end))
{
if (range_end >= file_size)
range_end = file_size - 1;
if (range_begin >= range_end)
range_begin = range_end - 1;
content_size = range_end - range_begin + 1;
if (fseek(fp, range_begin, SEEK_SET) == -1) {
RAWLOG_ERROR1("Can not seek to specified range start: %lu", (unsigned long)range_begin);
snprintf(buf, FILE_BUF_SIZE, "bytes */%lu", (unsigned long)file_size);
headers.push_back(Header("Content-Range", buf));
send_response(create_response("416 Request Range Not Satisfiable",headers));
fclose(fp);
delete[] buf;
return false;
}
snprintf(buf, FILE_BUF_SIZE, "bytes %lu-%lu/%lu", (unsigned long)range_begin,
(unsigned long)range_end, (unsigned long)file_size);
headers.push_back(Header("Content-Range", buf));
start_line = "206 Partial Content";
}
else {
start_line = "200 OK";
}
snprintf(buf, FILE_BUF_SIZE, "%lu", (unsigned long)content_size);
headers.push_back(Header("Content-Length", buf));
// Send headers
if (!send_response(create_response(start_line, headers))) {
if (verbose) RAWLOG_ERROR1("Can not send headers while sending file %s", path.c_str());
fclose(fp);
delete[] buf;
return false;
}
// Send body
for (size_t start = range_begin; start < range_end + 1;) {
size_t need_to_read = range_end - start + 1;
if (need_to_read == 0)
break;
if (need_to_read > FILE_BUF_SIZE)
need_to_read = FILE_BUF_SIZE;
PROF_START("LOW_FILE");
size_t n = fread(buf, 1, need_to_read, fp);//fread(buf, 1, need_to_read, fp);
PROF_STOP("LOW_FILE");
if (n < need_to_read) {
if (ferror(fp) ) {
if (verbose) RAWLOG_ERROR2("Can not read part of file (at position %lu): %s", (unsigned long)start, strerror(errno));
} else if ( feof(fp) ) {
if (verbose) RAWLOG_ERROR1("End of file reached, but we expect data (%lu bytes)", (unsigned long)need_to_read);
}
fclose(fp);
delete[] buf;
return false;
}
start += n;
if (!send_response_body(String(buf, n))) {
if (verbose) RAWLOG_ERROR1("Can not send part of data while sending file %s", path.c_str());
fclose(fp);
delete[] buf;
return false;
}
}
PROF_START("LOW_FILE");
fclose(fp);
PROF_STOP("LOW_FILE");
delete[] buf;
if (verbose) RAWTRACE1("File %s was sent successfully", path.c_str());
return false;
}
int main (int argc, char *argv[]){
int sock, newsock;
struct sockaddr_storage client_addr;
socklen_t sin_size;
char s[INET6_ADDRSTRLEN];
RSA *decrypt, *sign;
decrypt = NULL;
sign = NULL;
int retval = SIBYL_SUCCESS;
char *dir = NULL;
char *ip = NULL;
char *port = NULL;
char *decr_namefile = NULL;
char *sign_namefile = NULL;
dir = (char *)calloc(_POSIX_PATH_MAX + 1, sizeof(char));
ip = (char *)calloc(17 + 1, sizeof(char));
port = (char *)calloc(10, sizeof(char));
decr_namefile = (char *)calloc(_POSIX_PATH_MAX + 1, sizeof(char));
sign_namefile = (char *)calloc(_POSIX_PATH_MAX + 1, sizeof(char));
if(dir == NULL || ip == NULL || port == NULL ||
decr_namefile == NULL || sign_namefile == NULL){
D("Malloc");
retval = SIBYL_OSERR;
goto FREE;
}
strncpy(dir, SIBYL_DIR, _POSIX_PATH_MAX);
strncpy(port, SIBYL_PORT, 9);
strncpy(decr_namefile, SIBYL_DECR_KEY, _POSIX_PATH_MAX);
strncpy(sign_namefile, SIBYL_SIGN_KEY, _POSIX_PATH_MAX);
/* Read options */
int c;
while((c = getopt(argc, argv, SIBYL_SRV_OPTS)) != -1){
if(optarg == NULL)
c = 'h';
switch(c){
case 'd':
strncpy(decr_namefile,
optarg,
_POSIX_PATH_MAX);
break;
case 's':
strncpy(sign_namefile,
optarg,
_POSIX_PATH_MAX);
break;
case 'p':
strncpy(port,
optarg,
9);
break;
case 'i':
strncpy(ip,
optarg,
_POSIX_PATH_MAX);
break;
case 'D':
strncpy(dir,
optarg,
_POSIX_PATH_MAX);
break;
case 'h':
default:
printf("Usage: %s -d decrypt -s sign -i IP -p port -D dir\n"
" -d decrypt: decrypt private key (default: decrypt)\n"
" -s sign: sign private key (default: sign)\n"
" -i IP: IP where the server will listen (default: localhost)\n"
" -p port: port where the server will listen (default: 9999)\n"
" -D dir: directory where the private keys are stored "
"(default: /etc/sibyl)\n"
" -h: shows this help text\n", argv[0]);
exit(1);
}
}
/* Read private keys */
retval = read_keys(&decrypt,
decr_namefile,
&sign,
sign_namefile,
dir);
if(retval != SIBYL_SUCCESS)
goto FREE;
D("Private keys read");
/* Start server */
retval = start_server(&sock,
ip,
port);
if(retval != SIBYL_SUCCESS){
goto FREE;
}
D("Server started\n");
while(1){
/* Accept connection */
sin_size = sizeof client_addr;
newsock = accept(sock,
(struct sockaddr *)&client_addr,
&sin_size);
if (newsock == -1){
perror("server: accept");
continue;
}
inet_ntop(client_addr.ss_family,
get_in_addr((struct sockaddr *)&client_addr),
s,
sizeof(s));
D1("server: got connection from %s\n", s);
if (!fork()){ // child process
close(sock); // child doesn't need the listener
char *strnonce = NULL;
char *msg = NULL;
char command = 0;
char *token[3] = {NULL,NULL,NULL};
char *p1_data = NULL;
char *p2_data = NULL;
char *auth_result = NULL;
/* Send the nonce */
strnonce = (char *) calloc(32, sizeof(char));
if (strnonce == NULL){
D("Malloc");
retval = SIBYL_OSERR;
goto ENDCHILD;
}
retval = send_nonce(newsock, strnonce);
if (retval != SIBYL_SUCCESS){
goto ENDCHILD;
}
/* Receive the client's message and parse it */
msg = (char *) calloc(SIBYL_MAX_MSG, sizeof(char));
if(msg == NULL){
D("Malloc");
retval = SIBYL_OSERR;
goto ENDCHILD;
}
retval = receive_msg(msg,
newsock,
&command,
token);
if (retval != SIBYL_SUCCESS){
goto ENDCHILD;
}
D1("Received: [%s]\n", msg);
D1("command: [%c]\n", command);
D1("m : %s\n", token[0]);
D1("p1 : %s\n", token[1]);
D1("p2 : %s\n", token[2]);
/*
* Now there are several actions depending on the command
* which is stored in command.
*/
/* Just send the public keys */
if(command == '-'){
retval = send_public_keys(dir,
decr_namefile,
sign_namefile,
newsock);
goto ENDCHILD;
}
/* Any other command requires decryption of p1 */
/* Decrypt p1 (p1 = token[1]) */
/* p1_data always includes a trailing 0 */
p1_data = (char *)calloc(RSA_size(decrypt) + 1,
sizeof(u_char));
if(p1_data == NULL){
D("Malloc strnonce");
retval = SIBYL_OSERR;
goto ENDCHILD;
}
D1("token[1]:{%s}\n", token[1]);
/* this is path */
char *resp = (char *)calloc(SIBYL_MAX_MSG,
sizeof(u_char));
memcpy(resp, token[1], strlen(token[1]));
retval = decrypt_token(p1_data,
command,
resp,
decrypt);
if (retval != SIBYL_SUCCESS){
printf("Decryption error\n");
goto ENDCHILD;
}
D1("p1_data: %s\n", p1_data);
/*
* If command != \000 then it is '0' <= command <='9'
* and translation is asked for.
*/
D1("token[0]:{%s}\n", token[0]);
if(command != 0){
if(strncmp(strnonce,
token[0],
strlen(strnonce))){
D("Wrong nonce");
retval = SIBYL_NONCE_ERROR;
goto ENDCHILD;
}
retval = translate_and_send(p1_data,
command,
decr_namefile,
dir,
newsock,
sign);
goto ENDCHILD;
}
/*
* Decrypt p2 (p2 = token[2]):
* only if command == verify
*/
p2_data = (char *)calloc(RSA_size(decrypt) + 1,
sizeof(u_char));
if(p2_data == NULL){
perror("Unable to allocate memory for p2_data");
retval = SIBYL_OSERR;
goto ENDCHILD;
}
retval = decrypt_token(p2_data,
command,
token[2],
decrypt);
if (retval != SIBYL_SUCCESS){
goto ENDCHILD;
}
D1("p2_data: %s\n", p2_data);
/* Is the password correct */
auth_result = calloc(1, sizeof(char));
if(auth_result == NULL){
D("Unable to allocate memory for auth_result");
retval = SIBYL_OSERR;
goto ENDCHILD;
}
retval = is_pwd_ok(p1_data,
p2_data,
auth_result,
strnonce);
if (retval != SIBYL_SUCCESS){
goto ENDCHILD;
}
/* Send the response to the client */
retval = send_response(&newsock,
token,
auth_result,
sign);
if (retval != SIBYL_SUCCESS){
goto ENDCHILD;
}
ENDCHILD:
free(strnonce);
free(msg);
free(p1_data);
free(p2_data);
free(auth_result);
/* Close socket */
close(newsock);
retval = SIBYL_SUCCESS;
goto FREE;
}
close(newsock); // parent doesn't need this
}
FREE:
RSA_free(decrypt);
RSA_free(sign);
free(dir);
free(ip);
free(port);
free(decr_namefile);
free(sign_namefile);
exit(retval);
}
static svn_error_t *
do_resources(const dav_svn_repos *repos,
svn_fs_root_t *root,
svn_revnum_t revision,
ap_filter_t *output,
apr_bucket_brigade *bb,
apr_pool_t *pool)
{
apr_hash_t *changes;
apr_hash_t *sent = apr_hash_make(pool);
apr_hash_index_t *hi;
apr_pool_t *subpool = svn_pool_create(pool);
/* Fetch the paths changed in this revision. This will contain
everything except otherwise-unchanged parent directories of added
and deleted things. Also, note that deleted things don't merit
responses of their own -- they are considered modifications to
their parent. */
SVN_ERR(svn_fs_paths_changed2(&changes, root, pool));
for (hi = apr_hash_first(pool, changes); hi; hi = apr_hash_next(hi))
{
const void *key;
void *val;
const char *path;
svn_fs_path_change2_t *change;
svn_boolean_t send_self;
svn_boolean_t send_parent;
svn_pool_clear(subpool);
apr_hash_this(hi, &key, NULL, &val);
path = key;
change = val;
/* Figure out who needs to get sent. */
switch (change->change_kind)
{
case svn_fs_path_change_delete:
send_self = FALSE;
send_parent = TRUE;
break;
case svn_fs_path_change_add:
case svn_fs_path_change_replace:
send_self = TRUE;
send_parent = TRUE;
break;
case svn_fs_path_change_modify:
default:
send_self = TRUE;
send_parent = FALSE;
break;
}
if (send_self)
{
/* If we haven't already sent this path, send it (and then
remember that we sent it). */
if (! apr_hash_get(sent, path, APR_HASH_KEY_STRING))
{
svn_node_kind_t kind;
SVN_ERR(svn_fs_check_path(&kind, root, path, subpool));
SVN_ERR(send_response(repos, root, path,
kind == svn_node_dir,
output, bb, subpool));
apr_hash_set(sent, path, APR_HASH_KEY_STRING, (void *)1);
}
}
if (send_parent)
{
/* If it hasn't already been sent, send the parent directory
(and then remember that you sent it). Allocate parent in
pool, not subpool, because it stays in the sent hash
afterwards. */
const char *parent = svn_path_dirname(path, pool);
if (! apr_hash_get(sent, parent, APR_HASH_KEY_STRING))
{
SVN_ERR(send_response(repos, root, parent,
TRUE, output, bb, subpool));
apr_hash_set(sent, parent, APR_HASH_KEY_STRING, (void *)1);
}
}
}
svn_pool_destroy(subpool);
return SVN_NO_ERROR;
}
void *worker(void *priv) {
wurfld_connection_context *ctx = (wurfld_connection_context *)priv;
DEBUG1("Worker %p started on fd %d", pthread_self(), ctx->fd);
// we don't need to receive anything anymore on this fd
int err = shutdown(ctx->fd, SHUT_RD);
if (err != 0)
NOTICE("Can't shutdown the receive part of fd %d : %s", ctx->fd, strerror(errno));
int opts = fcntl(ctx->fd, F_GETFL);
if (opts >= 0) {
err = fcntl(ctx->fd, F_SETFL, opts & (~O_NONBLOCK));
if (err != 0)
NOTICE("Can't set blocking mode on fd %d : %s", ctx->fd, strerror(errno));
} else {
ERROR("Can't get flags on fd %d : %s", ctx->fd, strerror(errno));
}
char *useragent = NULL;
fbuf_trim(ctx->input);
// parse the request
char *request_data = fbuf_data(ctx->input);
struct sockaddr_in peer;
socklen_t socklen = sizeof(struct sockaddr);
getpeername(ctx->fd, (struct sockaddr *)&peer, &socklen);
if (use_http && strncmp(request_data, "GET /lookup/", 12) == 0) {
char *reqline_start = fbuf_data(ctx->input) + 12;
char *reqline_end = reqline_start;
while (*reqline_end != '\r' && *reqline_end != '\n')
reqline_end++;
reqline_end++;
char reqline[reqline_end-reqline_start];
snprintf(reqline, reqline_end-reqline_start, "%s", reqline_start);
char *httpv = strstr(reqline, " HTTP/1");
if (httpv) {
*httpv = 0;
httpv++;
ctx->is_http10 = (strncmp(httpv, "HTTP/1.0", 8) == 0);
}
useragent = unescape_uri_request(reqline);
} else if (!use_http) {
useragent = strdup(fbuf_data(ctx->input));
}
if (useragent) {
NOTICE("(%p) Lookup request from %s: %s", pthread_self(), inet_ntoa(peer.sin_addr), useragent);
ctx->useragent = useragent;
send_response(ctx);
} else if (use_http) {
NOTICE("(%p) Unsupported Request from %s: %s", pthread_self(), inet_ntoa(peer.sin_addr), request_data);
char response[2048];
snprintf(response, sizeof(response),
"%s 400 NOT SUPPORTED\r\n"
"Content-Type: text/plain\r\n"
"Content-Length: 17\r\n\r\n"
"400 NOT SUPPORTED",
ctx->is_http10 ? "HTTP/1.0" : "HTTP/1.1");
if (write_socket(ctx->fd, response, strlen(response)) != 0) {
ERROR("Worker %p failed writing reponse: %s", pthread_self(), strerror(errno));
}
}
DEBUG1("Worker %p finished on fd %d", pthread_self(), ctx->fd);
shutdown(ctx->fd, SHUT_RDWR);
close(ctx->fd);
fbuf_free(ctx->input);
fbuf_free(ctx->output);
free(ctx->useragent);
free(ctx);
return NULL;
}
/**
* The sstCheckMin() script command handler. Return 1 (true) if the
* MIN-SE: of the message is too small compared to the sst_min_se
* value. This will allow the script to reply to this INVITE with a
* "422 Session Timer Too Small" response. if sst_min_se was never set
* the recommended value of 1800 seconds will be used.
*
* If the flag (str1) is set to 1, the 422 reply will be sent with the
* sst MIN_SE value in the header. If the flag is not set or is NULL,
* no reply is sent.
* @param msg - The sip message from the script (INVITE only)
* @param flag - Reply mode Flag. 0/NULL do not send reply, 1 send 422
* reply if Session-Expires is to small with the MIN-SE
* header in the reply
* @param str2 - Not used.
*
* @return 1 if the MIN-SE is too small, -1 if it is OK, or It could
* not be checked.
*
* NOTE: returning 0 == drop message, 1 == true, -1 == false in the
* script.
*/
int sst_check_min(struct sip_msg *msg, char *flag, char *str2)
{
enum parse_sst_result result;
struct session_expires se = {0,0};
unsigned minse = 0;
/*
* Only look in INVITES. We can't reply with a 422 to a 2xx reply
* now can we. This check can ONLY be done on the INVITE/UPDATE.
*/
if (msg->first_line.type == SIP_REQUEST &&
msg->first_line.u.request.method_value == METHOD_INVITE) {
/*
* First see if there is an Session-Expires: header. If there
* is, also look for a MIN-SE: header. If there is, use the
* minimum value of the two to compare with srt1. All MUST not
* be less then 90 and 1800 is recomended. See RCF section 4.
*/
if ((result = parse_session_expires(msg, &se)) != parse_sst_success) {
if (result != parse_sst_header_not_found) {
LM_ERR("failed to parse Session-Expires headers.\n");
return 0; /* Error drop the message */
}
/* Session-Expires not supported/stated */
LM_DBG("No Session-Expires header found. retuning false (-1)\n");
/*
* NOTE: 0 == drop message, 1 == true, -1 == false
*/
return -1;
}
/*
* We have a Session_expire header. Now look for the MIN-SE.
*/
if ((result = parse_min_se(msg, &minse)) != parse_sst_success) {
if (result != parse_sst_header_not_found) {
/*
* This is an error. The header was found but could
* not parse it.
*/
LM_ERR("failed to parse MIN-SE header.\n");
return -1;
}
/*
* If not stated, use the value from the session-expires
* header
*/
LM_DBG("No MIN-SE header found.\n");
minse = 90 /*this is the recommended value*/ /*se.interval*/;
}
LM_DBG("Session-Expires: %d; MIN-SE: %d\n", se.interval, minse);
/*
* Now compare our MIN-SE with the messages and see if it is
* too small. We will take the smaller of the messages
* Session-expires and min-se if stated.
*/
if (sst_min_se > MIN(minse, se.interval)) {
/*
* Too small. See if we need to send the 422 and are able
* to send it.
*/
if (flag) {
char minse_hdr[3+1+2+1+1+11+CRLF_LEN+2+1];
int hdr_len = 3+1+2+1+1+11+CRLF_LEN+2;
memset(minse_hdr, 0, hdr_len+1);
hdr_len = snprintf(minse_hdr, hdr_len,
"%s%d%s", "MIN-SE: ", sst_min_se,CRLF);
LM_DBG("Sending 422: %.*s\n", hdr_len, minse_hdr);
if (send_response(msg, 422, &sst_422_rpl, minse_hdr, hdr_len)){
LM_ERR("Error sending 422 reply.\n");
}
}
LM_DBG("Done returning true (1)\n");
return 1; /* return true */
}
}
LM_DBG("Done returning false (-1)\n");
/*
* All is good.
*/
return -1; /* return false */
}
